Finding Aids

This collection represents materials collected by Cyrus J. Sharer for his research on the iron and steel industry and particularly the world iron ore trade. The main emphasis is on the iron ore trade of the Great Lakes. The period covered, mid-1960s to mid-1980s, was one of crisis and reorganization in the American steel industry and in the lake ore trade, and this is reflected in the records.

The Philadelphia Commercial Museum (PCM) was a museum located in Philadelphia, Pennsylvania. Its collections were focused on worldwide manufacturing and trade, with an emphasis on domestic and foreign commerce relations. The museum operated from 1897 to 1994 and was also known as the Philadelphia Museums and the Philadelphia Civic Center Museum. Curatorial areas of note include extensive African, Asian, and South American collections, as well as a large ship model collection. PCM also served as a location for conventions and trade shows through the 1990s; it was affiliated with the Port of History Museum in Philadelphia. The bulk of the collection material dates from the 1910s to the 1990s. This collection includes photographs, diagrams, object inventories, financial ledgers, board minutes, advertisements, brochures, and trade publications. The collection would be useful to researchers interested in Philadelphia museums and the history of trade and commerce.

The Philadelphia Maritime Exchange was formed in 1875 for the purpose of circulating marine intelligence relating to the port of Philadelphia. The records consist primarily of account books, including journals (1912-1942), ledgers (1875-1896), cash books (1875-1957), trial balances (1897-1903, 1911-1941), and invoice books (1922-1925).